CVE编号
CVE-2021-22945利用情况
暂无补丁情况
官方补丁披露时间
2021-09-16漏洞描述
HAXX Haxx libcurl是瑞典HAXX公司的一个免费、开源的客户端URL传输库。该库支持FTP、FTPS、TFTP、HTTP等。 Haxx libcurl 存在资源管理错误漏洞，该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://access.redhat.com/security/cve/cve-2021-22945
参考链接 |
|
|---|---|
| http://seclists.org/fulldisclosure/2022/Mar/29 | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf | |
| https://hackerone.com/reports/1269242 | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://packetstormsecurity.com/files/164171/Ubuntu-Security-Notice-USN-5079-1.html | |
| https://security.netapp.com/advisory/ntap-20211029-0003/ | |
| https://support.apple.com/kb/HT213183 | |
| https://vigilance.fr/vulnerability/libcurl-reuse-after-free-via-MQTT-Sending-36417 | |
| https://www.cybersecurity-help.cz/vdb/SB2021091514 | |
| https://www.oracle.com/security-alerts/cpuoct2021.html |
受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 应用 | haxx | libcurl | * |
From (including) 7.73.0 |
Up to (including) 7.78.0 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | curl | * |
Up to (excluding) 7.79.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | curl | * |
Up to (excluding) 7.79.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | curl | * |
Up to (excluding) 7.79.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | curl | * |
Up to (excluding) 7.79.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | curl | * |
Up to (excluding) 7.79.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | curl | * |
Up to (excluding) 7.79.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | curl | * |
Up to (excluding) 7.79.1-1.amzn2.0.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | curl | * |
Up to (excluding) 7.74.0-1.3+deb11u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | curl | * |
Up to (excluding) 7.74.0-1.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | curl | * |
Up to (excluding) 7.74.0-1.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedoraproject | fedora | 33 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | curl | * |
Up to (excluding) 7.71.1-11.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | curl | * |
Up to (excluding) 7.76.1-12.fc34 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_35 | curl | * |
Up to (excluding) 7.79.0-4.fc35 |
|||||
- 攻击路径 远程
- 攻击复杂度 困难
- 权限要求 无需权限
- 影响范围 全局影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 数据泄露
- 数据完整性 无影响
- 服务器危害 服务器失陷
- 全网数量 N/A
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